Home / 732,063.79-1,010,258.36-421,794.91

Finding the Fourth Proportional to 732,063.79, 1,010,258.36 and 421,794.91

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Solution

The fourth proportional to 732,063.79, 1,010,258.36 and 421,794.91 is: 582,082.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,063.79 : 1,010,258.36 = 421,794.91 : x
  2. Step 2: Convert to fraction form
    732,063.79/1,010,258.36 = 421,794.91/x
  3. Step 3: Cross multiply
    732,063.79x = 1,010,258.36 × 421,794.91
  4. Step 4: Simplify right side
    732,063.79x = 426,121,834,032.95
  5. Step 5: Solve for x
    x = 426,121,834,032.95/732,063.79
  6. Step 6: Final answer
    x = 582,082.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.